49291280

素因数分解:

$2^4\times 5^1\times {\mathrm{616141}}^1$

素因数の和:616154

約数の個数: 20

約数和(自身を含む): 114602412

約数和(自身を除く): 65311132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 616141, 1232282, 2464564, 3080705, 4929128, 6161410, 9858256, 12322820, 24645640, 49291280]

約数ペア:

[(1, 49291280), (2, 24645640), (4, 12322820), (5, 9858256), (8, 6161410), (10, 4929128), (16, 3080705), (20, 2464564), (40, 1232282), (80, 616141)]